Question

the sum of three consecutive odd numers is 21 . find the number

Answer 1

let the 3 no. x,x+1,x+2

their sum = 21

x+x+1+x+2 =21

3x+3 = 21

3x = 21-3

3x = 18

x = 6

therefore no. are

6 , 7 , and 8

Answer 2

the numbers is 5,7,9